The distance between the foci when the eccentricity equals zero is
A) equal to the semimajor axis.
B) equal to the semiminor axis.
C) half the semimajor axis.
D) zero.
E) infinite.

Name: The distance between the foci when the eccentricity equals zero is A) equal to the semimajor axis. B) equal to the semiminor axis. C) half the semimajor axis. D) zero. E) infinite.
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Question

Quizplus · Accepted Answer

When the eccentricity is zero, the conic section is a circle, and the foci coincide at the center, making the distance between them zero.

The Distance Between the Foci When the Eccentricity Equals Zero